Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A sharp, pointed part or organ, especially a sharp terminal point, as of a leaf or shell.

from The Century Dictionary.

  • noun A tip; a spine or spine-like process; a mucronate part or organ; a sharp tip or point.
  • noun Specifically
  • noun In entomology, an angular projection on the margin or surface of a hard part, as on the thighs or the tips of the elytra; an angular process shorter than a spine
  • noun In botany, a short and abrupt point of a leaf or other organ.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Bot. & Zoöl.) A minute abrupt point, as of a leaf; any small, sharp point or process, terminating a larger part or organ.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun botany, zoology A pointed end, often sharp, abruptly terminating an organ, such as a projection at the tip of a leaf; the posterior tip of a cuttlebone; or the distal part of the furcula in Collembola.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin mūcrō, mūcrōn-, sharp point.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin

Examples

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